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Update libtheora to GIT (2020.10)

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This commit is contained in:
DeeJayLSP
2022-09-27 21:18:11 -03:00
parent 92bcd3c01d
commit b87584a070
82 changed files with 11069 additions and 9212 deletions
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23
thirdparty/libtheora/bitpack.c vendored
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@ -11,7 +11,7 @@
********************************************************************
function: packing variable sized words into an octet stream
last mod: $Id: bitpack.c 16503 2009-08-22 18:14:02Z giles $
last mod: $Id$
********************************************************************/
#include <string.h>
@ -32,15 +32,18 @@ static oc_pb_window oc_pack_refill(oc_pack_buf *_b,int _bits){
const unsigned char *stop;
oc_pb_window window;
int available;
unsigned shift;
stop=_b->stop;
ptr=_b->ptr;
window=_b->window;
available=_b->bits;
ptr=_b->ptr;
stop=_b->stop;
while(available<=OC_PB_WINDOW_SIZE-8&&ptr<stop){
available+=8;
window|=(oc_pb_window)*ptr++<<OC_PB_WINDOW_SIZE-available;
shift=OC_PB_WINDOW_SIZE-available;
while(7<shift&&ptr<stop){
shift-=8;
window|=(oc_pb_window)*ptr++<<shift;
}
_b->ptr=ptr;
available=OC_PB_WINDOW_SIZE-shift;
if(_bits>available){
if(ptr>=stop){
_b->eof=1;
@ -67,7 +70,7 @@ void oc_pack_adv1(oc_pack_buf *_b){
}
/*Here we assume that 0<=_bits&&_bits<=32.*/
long oc_pack_read(oc_pack_buf *_b,int _bits){
long oc_pack_read_c(oc_pack_buf *_b,int _bits){
oc_pb_window window;
int available;
long result;
@ -82,12 +85,12 @@ long oc_pack_read(oc_pack_buf *_b,int _bits){
available-=_bits;
window<<=1;
window<<=_bits-1;
_b->bits=available;
_b->window=window;
_b->bits=available;
return result;
}
int oc_pack_read1(oc_pack_buf *_b){
int oc_pack_read1_c(oc_pack_buf *_b){
oc_pb_window window;
int available;
int result;
@ -100,8 +103,8 @@ int oc_pack_read1(oc_pack_buf *_b){
result=window>>OC_PB_WINDOW_SIZE-1;
available--;
window<<=1;
_b->bits=available;
_b->window=window;
_b->bits=available;
return result;
}